CONTEC SP80B Color Display Spirometer with free PC Software and APP rechargeable Fetal Monitor can't use it)

can't use it)

This sampling tube is human use

Vent Fib (fine)

long interval

upper and lower limit of the paramter

CONTEC SP80B Color Display Spirometer with free PC Software and APP rechargeable Fetal Monitor can't use it)Introduction The SPIROMETER is a hand held equipment for checking lung conditions, adopts the infrared signal acquisition mode for measuring items related to FVC, and it is applicable for hospital, clinic, family for routine test. Functions Forced Vital Capacity (FVC), forced expiratory volume in one second (FEV1) to forced vital capacity (FVC) ratio (FEV1 FVC), peak expiratory flow (PEF), forced expiratory flow at 25 % of FVC (FEF25), forced